Chainmail experiment #1

There are more elegant chain mail alternatives on here but this is my own experiment with alternately interlocked donuts in a hexagonal structure. I've minimised the polygon count but it's still a very greedy beast when it's slicing time. I left my old Intel Atom processor based box slicing late evening and found the chain mail section completing on my printer in the morning. Slicing took about 7 hours, printing just an hour and a quarter. I printed at 0.4mm layer height with a 0.45mm nozzle and